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A charged spherical conductor of radius ...

A charged spherical conductor of radius `a` and charge `q` is, surrounded by another charged concentric sphere of radius `b(bgta)`. The potential differece between conductors is `V`. When, the spherical conductor of radius `b` is discharged completely, then the potential difference between conductor will be

A

V

B

`V_a/b`

C

`q_1/(4piepsilon_0a)-q_2/(4piepsi_0b)`

D

None of the above

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The correct Answer is:
A
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